Install xfce4-terminal

http://installion.co.uk/kali/kali/main/x/xfce4-terminal/install/index.htmlXfce terminal emulator terminal emulator for X11. It was created to fit nicely into the Xfce desktop environment, but it also fits nice with other environments.Kali Linux 2017.1xfce0.8.5.1-1

sudo apt-get install xfce4-terminal

Which will install xfce4-terminal and any other packages on which it depends.